28814730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3191}}^1$

素因数の和:3251

約数の個数: 64

約数和(自身を含む): 80898048

約数和(自身を除く): 52083318

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1806, 3010, 3191, 4515, 6382, 9030, 9573, 15955, 19146, 22337, 31910, 44674, 47865, 67011, 95730, 111685, 134022, 137213, 223370, 274426, 335055, 411639, 670110, 686065, 823278, 960491, 1372130, 1920982, 2058195, 2881473, 4116390, 4802455, 5762946, 9604910, 14407365, 28814730]

約数ペア:

[(1, 28814730), (2, 14407365), (3, 9604910), (5, 5762946), (6, 4802455), (7, 4116390), (10, 2881473), (14, 2058195), (15, 1920982), (21, 1372130), (30, 960491), (35, 823278), (42, 686065), (43, 670110), (70, 411639), (86, 335055), (105, 274426), (129, 223370), (210, 137213), (215, 134022), (258, 111685), (301, 95730), (430, 67011), (602, 47865), (645, 44674), (903, 31910), (1290, 22337), (1505, 19146), (1806, 15955), (3010, 9573), (3191, 9030), (4515, 6382)]